diff --git a/pkgs/development/compilers/lobster/default.nix b/pkgs/development/compilers/lobster/default.nix
index b65d640b475..542be928d01 100644
--- a/pkgs/development/compilers/lobster/default.nix
+++ b/pkgs/development/compilers/lobster/default.nix
@@ -48,7 +48,9 @@ stdenv.mkDerivation rec {
 
   passthru = {
     tests.can-run-hello-world = callPackage ./test-can-run-hello-world.nix {};
-    updateScript = unstableGitUpdater { };
+    updateScript = unstableGitUpdater {
+      url = "https://github.com/aardappel/lobster";
+    };
   };
 
   meta = with lib; {